Protective layer of hard material with homogeneous distribution of elements
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United States of America Patent
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-
Jan 26, 1993
Grant Date -
N/A
app pub date -
Apr 10, 1989
filing date -
Apr 9, 1988
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A primarily crystalline, titanium-containing protective layer of hard material with homogeneous distribution of elements on the surfaces of a substrate material. The protective layer comprises a stabilized mixed phase having a crystal structure made of a metallic hard material which is at least one material selected from TiN and TiC and a covalent hard material which is at least one material selected from SiC and Si.sub.3 N.sub.4.
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